Best Above Ground Pool Gas Heater Reviews

Why exactly do I need a gas heater?

Think of the winter and make sure you paint a proper picture of the sheer cold that attempts to seep into your bones. Also think of an aching body; maybe after a long tiring day at work, home or even at the gym. It’s easy to understand that you’ll ache in places that you didn’t know you had muscles in.

Or better yet, think of the hot summer and taking a hot sweaty dip in your pool or spa with the sun working full time to heat everything up… No?

So now that the wet paint is dry and you’ve painted a suitable picture. This should answer the sweet benefits of a gas heater. One of the least spoken benefit of hot water is that it improves your love life. This is due to the stimulation of hormones which can lead to a thing or two in either your pool or spa.

Best thing about it is that it’s 100% natural gas being used so there’s no con to the beautiful pros that has been listed. All these benefits are a must have, as the scenarios that require a gas heater are unavoidable no matter where you may be. Now that you’ve been convinced, you need just buy one or two out of the ones we’ve listed.

Pentair 460792 natural gas heater.

Pentair 460792 Stainless Steel MasterTemp Grey/Almond Heater 0-2999 Altitude, Natural 175-BTU
  • Heats up fast so no long waits before enjoying your pool or spa
  • Best-in-class energy efficiency
  • Manual gas shut-off when service is required
  • MasterTemp is certified for low NOx emission and outperforms industry standards


  • The pentair, while expensive carries its own weight as it boasts of energy efficiency and quick heating of the water. Customers also like the ease of installation involved which is followed by the ease of use with their pools and spas. This is an advantage that is unselfishly shared by buyers.
  • Other customers who value silence appreciate that it’s so very silent that a pin dropped beside it was heard. Yes, this is an exaggeration to show it’s efficiency and silence.


  • The main disadvantage to buying this particular pentair product is that there are a few company defects.
  • Most of the defects fail to work right out of the box due to bad build quality which leads to frustration and anger on the customer’s part.
  • Customers who dislike disappointments, time wastage and want to ignore the topic of full refund if it is surely a defect should steer clear. But other than that, it’s a great heater to have for your pools and spas.

Hayward H150FDN natural gas heater.

Hayward H150FDN Universal H-Series 150,000 BTU Pool and Spa Heater, Natural Gas, Low Nox
  • Standard Cupro nickel heat exchanger for superior value and reliability
  • Patented polymer header and bypass valve design for the ultimate in hydraulic efficiency and reliability
  • Hayward Universal design for easy and versatile professional installation
  • Environmentally responsible low NOx emissions to meet or exceed air quality emission standards in all Low NOx regions


  • Versatility.
  • It is on this one’s side. This product supports electric and gas connections which are easy to set up.
  • Customers agree that it is easy to operate after a stress-free installation. It also makes minimum noise during operation; a slight rumbling sound that will not be noticed.
  • The speed at which water is heated is heavily commented on positively.
  • Also reported is the fact that the build quality is top notch for its price. Hence, this is a great heater that will, from customer’s comments serve you for a long time.


  • The heat exchangers spoil easily after some use. Which might be a company defect since complains about this are so few. Also, customers complain about how bad Hayward is. At least to their customers/consumers.
  • Minding this con, this could prove problematic to people who prefer their budgets/funds intact and also their self-respect protected.

Hayward H100ID1 natural gas heater

Hayward H100ID1 H-Series 100,000 BTU Above Ground Pool & Spa Heater, Natural Gas, Low Nox
  • Reliable, electronic ignition for automatic operation
  • Induced draft technology ensures optimum heating and all-weather performance
  • Cool-to-the-touch cabinet surface temperature
  • Plug-in 120 volt electric cord for easy installation


  • Buyers are deeply happy that the product is a little easy on their funds(least cheapest on this list) and also, is very easy to install. Perfect for inexperienced users.
  • Because of its price, buyers couldn’t help but commend its ability to speedily heat water up. In addition to these points is that the Hayward H100ID1 is very easy to use with their pools and spas.
  • To conclude these points, is the fact that users praised its ability to maintain its cool temperature while being used.
  • Saying that it’s temperature was the exact opposite of its function.
  • Cool under pressure like a diamond.


  • Compared to others on this list, this product has many buyers that are either very angry or extremely frustrated with this product’s ability to either fail after a short period of use or be a defective copy of the product.

Hayward CSPAXI11 electric heater

Hayward CSPAXI11 11 Kilowatt Electric Spa Heater
  • Heater on indicator light
  • 304 stainless steel tank
  • 304 stainless steel threaded head, safety sensor electric heating element
  • Service-ease design gives simple access to internal controls


  • They, the consumers expressed praise at the fact that it heats up their spas and small pools quickly. At least for a budget device.
  • Given its compact size, some users found it portable enough to fit into select spaces. This has an adverse effect that may be or may not be ignored.
  • Like all Hayward products, users are happy at its stress-free installation and ease of use.
  • The fact that it is a budget electric heater and also the cheapest on this list, it made many users happy.


  • People who bought this product complained about its energy wasting tendencies. Also due to its small size, users complained about its lack of efficiency when it comes to bigger pools.
  • Apparently, it has limits. Which is quite expectable due to its price. Worst thing about this heater is that it is weak compared to others on this list but like I said, completely understandable, given its price.
  • If you have a spa or a small pool, then this might be ideal for your purposes. But if not, this is not for you.


Be it you’ve had plenty of experience in the field or you’re inexperienced. All the products on this list will be uniquely suitable for your needs. Needs which may be aching muscles or some lovely time with that special someone. This will be great for that and even more.